AptarGroup, Inc.
CLOSURE FOR A CONTAINER AND UTENSIL THEREFOR

Abstract:

A closure for a system that has an opening and an outwardly projecting flange. The closure includes a base for being installed at the system opening and a closing element for occluding the closure. The base has a skirt for attaching the closure to the system, the skirt has a lower end portion for being located adjacent the system flange when the base is installed at the system opening. The skirt lower end portion has (a) a first portion defining (i) an outer side, (ii) an inner side, and (iii) a bottom end, (b) a second portion having (i) a proximal end, and (ii) a distal end, and (c) a connecting portion connecting the first portion bottom end and the second portion proximal end to accommodate initial deflection of the second portion by the system flange toward the first portion inner side during installation of the base on the system.